AWS Solutions Architect

AWS Foundations

Certification-aligned AWS fundamentals: account structure, global infrastructure, identity, security, and core cloud mental models.

foundation

AWS Account Model

Build the mental model for AWS accounts as security, billing, ownership, and blast-radius boundaries before studying individual services.

aws-foundationssaa-c03accounts

foundation

AWS Global Infrastructure

Understand Regions, Availability Zones, edge locations, and global services as the physical map behind AWS architecture decisions.

aws-foundationssaa-c03regions

foundation

Shared Responsibility Model

Learn how AWS and customer responsibilities shift across infrastructure, managed services, security, data, identity, and configuration.

aws-foundationssaa-c03security

foundation

IAM Foundations

Understand AWS IAM principals, policies, roles, permissions, and least privilege as the access-control base for AWS architecture.

aws-foundationssaa-c03iam

foundation

IAM Users vs Roles

Learn when AWS access should use IAM users, IAM roles, federation, and temporary credentials instead of long-lived access keys.

aws-foundationssaa-c03iam

foundation

Identity Policies vs Resource Policies

Understand how AWS identity-based policies and resource-based policies work together for same-account and cross-account access decisions.

aws-foundationssaa-c03iam

foundation

VPC Networking Model

Build a first-principles model of AWS VPC networking, including subnets, routing, gateways, security groups, NACLs, and private connectivity.

aws-foundationssaa-c03networking

foundation

Public vs Private Subnets

Understand what makes an AWS subnet public or private, how route tables and gateways decide reachability, and where workloads should live.

aws-foundationssaa-c03vpc

foundation

Security Groups vs NACLs

Compare AWS security groups and network ACLs as stateful resource-level firewalls and stateless subnet-level guardrails.

aws-foundationssaa-c03vpc